Noregon Systems, Inc. - JPRO® Fleet Products
Heavy Duty #11201
JPRO® Commercial Fleet Diagnostics Find Out Where To Buy
JPRO® Commercial Vehicle Diagnostics — Heavy Duty works as a standalone diagnostic tool or in conjunction with all OEM applications on a broad range of heavy duty vehicles. It displays fault codes and key information for all components on the vehicle, and includes 3 months of support and upgrades. Extending coverage past this period requires the purchase of an annual service agreement. Multiple years of coverage can be purchased in advance.

JPRO® Commercial Vehicle Diagnostics — Heavy Duty works with any TMC compliant device and loads on a PC. JPRO® Commercial Vehicle Diagnostics is a complete, easy to use, heavy-duty diagnostic application that provides comprehensive coverage for heavy-duty engines, ABS, transmissions, chassis controls, and trailers (including tandem trailers). Displays all active and inactive vehicle faults, gives the user the ability to clear individual or all faults, provides key data points of interest to the technician, and allows the tech to quickly and easily toggle between all of the critical elements of each system. Record data into log files for playback, view and chart engine parameters, print reports and launch OEM software and troubleshooting guides with the click of a button.

Includes 3 months of support and product upgrades.

Extended support available with the purchase of an annual service agreement.

For a list of our most frequently asked questions about JPRO® Commercial Vehicle Diagnostics, please visit the JPRO® Commercial Vehicle Diagnostics FAQs.

  • Diagnoses all vehicle components in a single application
  • Supports all SAE J1587/J1708, J1939 and ISO 15765 messages
  • Displays key information about components on each databus using the Component List
  • Automatically connects to all available databuses to see data from all vehicle components
  • Displays fault codes for all components on the databus
  • Provides databus utilization statistics on live connections.
  • Automatically displays all component parameters of interest in the Data Monitor. Sort or filter by component to limit the data displayed.
  • Launches OEM component diagnostic applications in Fault Code Information, Component List, and Diagnostic Message screens. Simply click on the OEM application icon to launch the application for more detailed information about that component.
  • Displays selected J1939 Diagnostic Messages, including Freeze Frames, Emissions information, Broadcasts, etc.
  • Vehicle inspection feature allows for the capture and report of repair order numbers, customer information and vehicle state through a check list and visual observation.

JPRO® Commercial Vehicle Diagnostics — Heavy Duty includes support for most Heavy Duty Vehicles. For a complete list by Manufacturer and Component, please take a look at:

JPRO®  Commercial Vehicle Diagnostics

click the screenshot
for the full version
JPRO® Commercial Vehicle Diagnostics is a comprehensive vehicle diagnostics application that provides diagnostic and troubleshooting information about all electronic components on the vehicle. It supports all standard SAE J1587/J1708 and J1939 messages, parameters, and fault codes and can automatically launch OEM's specialized component diagnostics applications for further analysis. JPRO® Commercial Vehicle Diagnostics automatically connects you to all available vehicle databuses to view live data, or to record and playback for future analysis. When connected, you can access various views of the data such as a component list, faults, data monitor, strip chart, etc.

For a list of new features, check out What's New in JPRO® Commercial Vehicle Diagnostics.

Includes 3 months of support and product upgrades.

Extended support available with the purchase of an annual service agreement.

Noregon Communication Adapter Drivers

A CD with drivers is included.


  • Single PC license

Supported Devices
These devices have been tested and are known to work with JPRO Commercial Vehicle Diagnostics — Heavy Duty. Other devices may work as well, but have not been tested.

  • Noregon DLA+
  • Noregon DLA+ PLC
  • Noregon DLA+ Wireless
  • Noregon USB DLA
  • Noregon DLA
  • Noregon Trailer Diagnostic Adapter

Note: You must have administrative privileges to install and authorize this program.

Operating System Requirements (English or Spanish)

  • Windows Windows 7 Professional (32-bit or 64-bit)
  • Windows 8 & 8.1 Professional (32-bit or 64-bit)

IMPORTANT NOTICE: JPRO Software is currently being tested with Windows 10. Noregon strongly recommends waiting to upgrade your vehicle diagnostic laptop to Windows 10 until testing is complete.

Minimum PC Requirements

  • 2 GB RAM
  • 500 MB Free Hard Drive Space
  • i5 processor (or equivalent)
  • DVD-ROM for program installation
  • 1 available USB port
  • 1024 x 768 monitor resolution

JPRO Updates

  • 3 Months of Support and Updates

OEM Software Requirements

  • Some OEM software may require 4GB RAM
  • Additional Free Hard Drive Space